Can’t upgrade to sip.9-1-1SR1

I had this pb when I was trying to convert from SCCP to SIP for a 7942 out of the box

I had to downgrade to

then upgrade to the following firmware by order

I’m not sure if you have to start with first , I know that sometimes Cisco firmware has a pb of signature , Cisco change the signature of the firmware

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One Response to Can’t upgrade to sip.9-1-1SR1

  1. latre says:

    Could you post the firmware to downloading??

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